{"id":"CVE-2026-112334","summary":"Wazuh 1.0.0 before 4.14.9 Out-of-Bounds Write in wazuh-execd via ar.conf","details":"Wazuh from 1.0.0 before 4.14.9 contains an out-of-bounds write vulnerability in wazuh-execd that allows privileged manager-configuration attackers to corrupt root process memory via excess ar.conf entries. Attackers controlling ossec.conf active-response blocks can push over 64 commands to agents, overflowing ReadExecConfig() arrays and crashing Active Response fleet-wide.","aliases":["GHSA-f4pj-j296-jwp2"],"modified":"2026-11-07T02:48:33.696231806Z","published":"2026-11-06T15:00:42.577Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-787"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112334.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112334.json"},{"type":"ADVISORY","url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.9"},{"type":"ADVISORY","url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-f4pj-j296-jwp2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112334"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/wazuh-1.0.0-before-4.14.9-out-of-bounds-write-in-wazuh-execd-via-ar-conf"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wazuh/wazuh","events":[{"introduced":"0"},{"fixed":"bed556db3f4f535cb3a585f3d9e7f35a6acf0f58"}],"database_specific":{"extracted_events":[{"range":[{"introduced":"1.0.0"},{"fixed":"4.14.9"}],"source":"AFFECTED_FIELD","strategy":"StandardRange"},{"original_tag":"v4.14.9","range":[{"fixed":"bed556db3f4f535cb3a585f3d9e7f35a6acf0f58"}],"source":"REFERENCES_TAG"}]}}],"versions":["v4.14.1","v3.13.1","v3.13.0","v3.12.0","v3.8.0","v3.7.0","v3.6.1","v3.6.0","v3.5.0","v3.2.0","v3.1.0","v2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-112334.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}]}